---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1541 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 474 5144 0 2357 7215 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:38:18:88 brd ff:ff:ff:ff:ff:ff inet 10.32.7.208/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86201sec preferred_lft 86201sec inet6 fe80::f816:3eff:fe38:1888/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1541) 10/31/26 _x86_64_ (4 CPU) 07:38:54 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:02 159.92 55.39 104.53 3611.53 43283.34 07:41:01 132.48 22.94 109.54 1191.60 20569.43 07:42:01 41.67 3.00 38.67 143.69 5022.86 Average: 111.24 27.13 84.10 1651.38 22970.75 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:02 5872272 7452188 2295148 28.10 49472 1700644 647676 7.03 534744 1578700 200640 07:41:01 4836612 6839096 3330808 40.78 65696 2089600 1230452 13.35 1190956 1919432 15620 07:42:01 5281984 7400812 2885436 35.33 70420 2199028 664176 7.21 698796 1964024 27784 Average: 5330289 7230699 2837131 34.74 61863 1996424 847435 9.20 808165 1820719 81348 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:02 ens3 423.61 258.27 1805.83 68.25 0.00 0.00 0.00 0.00 07:40:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 07:41:01 ens3 425.23 437.70 3714.43 81.49 0.00 0.00 0.00 0.00 07:41:01 lo 1.36 1.36 0.14 0.14 0.00 0.00 0.00 0.00 07:42:01 ens3 176.91 150.43 646.07 44.06 0.00 0.00 0.00 0.00 07:42:01 lo 2.02 2.02 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 341.45 281.27 2046.19 64.50 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1541) 10/31/26 _x86_64_ (4 CPU) 07:38:54 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:02 all 21.50 0.00 2.20 4.73 0.07 71.51 07:40:02 0 12.21 0.00 1.19 0.84 0.03 85.74 07:40:02 1 15.90 0.00 1.30 8.98 0.05 73.76 07:40:02 2 35.34 0.00 3.56 1.43 0.10 59.57 07:40:02 3 22.52 0.00 2.75 7.70 0.07 66.96 07:41:01 all 32.54 0.00 1.77 2.57 0.10 63.02 07:41:01 0 26.83 0.00 1.40 2.04 0.10 69.63 07:41:01 1 29.56 0.00 1.80 4.14 0.08 64.41 07:41:01 2 48.18 0.00 2.23 3.91 0.12 45.56 07:41:01 3 25.63 0.00 1.64 0.19 0.08 72.45 07:42:01 all 28.18 0.00 1.37 0.90 0.08 69.47 07:42:01 0 36.53 0.00 1.64 0.07 0.10 61.67 07:42:01 1 27.40 0.00 0.97 0.78 0.07 70.79 07:42:01 2 17.93 0.00 1.42 2.57 0.07 78.02 07:42:01 3 30.88 0.00 1.49 0.15 0.08 67.39 Average: all 27.38 0.00 1.78 2.73 0.08 68.02 Average: 0 25.18 0.00 1.41 0.98 0.08 72.36 Average: 1 24.26 0.00 1.35 4.64 0.07 69.68 Average: 2 33.72 0.00 2.40 2.63 0.10 61.15 Average: 3 26.35 0.00 1.96 2.69 0.08 68.93